Visual speech parameter estimation has an important role in the study of visual speech.

视觉语音参数估计在视觉语音的研究中占有重要的地位。

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This paper describes a Chinese text-to-visual speech synthesis system based on data-driven (sample based) approach, which is realized by short video segments concatenation.

给出一个基于数据驱动方法(基于样本方法)的汉语文本-可视语音合成系统，通过将小段视频拼接生成新的可视语音。

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Lip is one of the most important facial features, and plays key roles in a variety of fields such as audio-visual speech, authentication, lip synchronization, face recognition, etc.

嘴唇是人脸特征的重要组成部分，在音视频识别、认证、嘴唇同步、人脸识别等方面都很重要。

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Migraine with aura is a severe headache preceded by symptoms such as seeing flashing lights, temporary visual loss, speech problems or numbness of the face.

BBC: Epilepsy and migraine 'could have shared genetic link'

Blinkx uses speech recognition, visual analysis and scene change detection, which enable a more accurate search as well as the ability to search within videos for specific words or people.

FORBES: Magazine Article

But audio experts say that the basic principles the CIA uses are likely the same ones that have driven the field of voice recognition since the 1940s: use of a spectrogram, a visual representation of the frequencies of human speech.

NPR: Bin Laden Tape Won't Raise Security Levels